NoSQL Interview Question:

What is Cassandra Data Model?

Submitted by: Administrator

The Cassandra data model has 4 main concepts which are cluster, keyspace, column, column family.

Clusters contain many nodes (machines) and can contain multiple keyspaces.

A keyspace is a namespace to group multiple column families, typically one per application.

A column contains a name, value and timestamp .

A column family contains multiple columns referenced by a row keys.
Submitted by: Administrator